Merge pull request #70 from ltb-project/69-function-to-sort-attribute-values

Create method sortEntry

Author: coudot

src/Ltb/Ldap.php

@@ -513,5 +513,63 @@ public function matchDn($dn, $dnAttribute, $filter, $base, $scope): bool {
         if ( $count == 1) { return true; }
         return false;
     }
+
+    /**
+     * sort values of each attributes of an entry
+     * @param array $entry: LDAP entry
+     * @param array $attributes_map: confguration map
+     * @return array: entry sorted
+     */
+    public function sortEntry($entry, $attributes_map): array {
+
+        foreach ($entry as $attr => $values) {
+            if ( is_array($values) && $values['count'] > 1 ) {
+
+                # Find key in attributes_map
+                $attributes_map_filter = array_filter($attributes_map, function($v) use(&$attr) {
+                    return $v['attribute'] == "$attr";
+                });
+                if( count($attributes_map_filter) < 1 )
+                {
+                    $k = "";
+                    error_log("WARN: no key found for attribute $attr in \$attributes_map");
+                }
+                elseif( count($attributes_map_filter) > 1 )
+                {
+                    $k = array_key_first($attributes_map_filter);
+                    error_log("WARN: multiple keys found for attribute $attr in \$attributes_map, using first one: $k");
+                }
+                else
+                {
+                    $k = array_key_first($attributes_map_filter);
+                }
+
+                if(isset($attributes_map[$k]['sort']))
+                {
+                    if($attributes_map[$k]['sort'] == "descending" )
+                    {
+                        # descending sort
+                        arsort($values);
+                    }
+                    else
+                    {
+                        # ascending sort
+                        asort($values);
+                    }
+                }
+                else
+                {
+                    # if 'sort' param unset: default to ascending sort
+                    asort($values);
+                }
+            }
+            if ( isset($values['count']) ) {
+                unset($values['count']);
+            }
+            $entry[$attr] = $values;
+
+        }
+        return $entry;
+    }
 }
 ?>